CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 28346 | EN 14161:2011 | Petroleum and natural gas industries - Pipeline transportation systems (ISO 13623:2009 modified) | Atcelts |
| 28346 | LVS EN 14161:2011 | Petroleum and natural gas industries - Pipeline transportation systems (ISO 13623:2009 modified) | Atcelts |
| 28353 | EN ISO 14723:2009 | Petroleum and natural gas industries - Pipeline transportation systems - Subsea pipeline valves (ISO/FDIS 14723:2009) | Standarts spēkā |
| 28353 | LVS EN ISO 14723:2009 | Petroleum and natural gas industries - Pipeline transportation systems - Subsea pipeline valves (ISO 14723:2009) | Standarts spēkā |
| 28354 | FprEN ISO 13679 | Petroleum and natural gas industries - Procedures for testing casing and tubing connections (ISO/DIS 13679:2009) | Izstrādē |
| 28364 | EN ISO 3977-5:2003/AC:2007 | Gas turbines - Procurement - Part 5: Applications for petroleum and natural gas industries (ISO 3977-5:2001) | Atcelts |
| 28364 | LVS EN ISO 3977-5:2003/AC:2016 | Gas turbines - Procurement - Part 5: Applications for petroleum and natural gas industries (ISO 3977-5:2001) | Atcelts |
| 28365 | EN ISO 13703:2000/AC:2007 | Petroleum and natural gas industries - Design and installation of piping systems on offshore production platforms (ISO 13703:2000/Cor 1:2002) | Izstrādē |
| 28365 | LVS EN ISO 13703:2003 +AC /AC:2009 | Petroleum and natural gas industries - Design and installation of piping systems on offshore production platforms (ISO 13703:2000/Cor 1:2002) | Standarts spēkā |
| 28366 | EN ISO 13503-1:2005/AC:2007 | Petroleum and natural gas industries - Completion fluids and materials - Part 1: Measurement of viscous properties of completion fluids (ISO 13503-1:2003/Cor 1:2005) | Atcelts |
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